AR15.40-W-5033B | Disassemble, assemble alternator | 12.9.11 |
ENGINES 541.9## ## as of 177214 in MODEL 950, 952, 953, 954
ENGINES 542.9## ## as of 177214 in MODELS 950, 952, 954
W15.40-1064-09
1 Alternator cover
2 Governor
3 Bolt
4 Alternator housing
5 Fitting ring
11 Drive bearing
12 Drive bearing-retainer plate
13 Rotor
14 Centrifugal separator
15 Slip ring bearing
6 Bolt
7 Belt pulley
8 Nut
9 Drive bearing housing
10 Spacer washer
Modification notes
| Disassemble/assemble | ||
| Notes on self-locking nuts and bolts | ||
1 | Remove alternator | ||
2 | Take off belt pulley (7) | Counterhold rotor shaft with socket wrench and unscrew nut (8) | |
| |||
3 | Mark drive bearing housing (9) to stator frame (4) | Installation: Attach markings congruently to one another | |
4 | Detach alternator cover (1) at alternator housing (4) | | |
| |||
5 | Detach governor (2) at alternator housing (4) | | |
6 | Detach drive bearing housing (9) from alternator housing (4) | | |
7 | Pull drive bearing housing (9) with the rotor (13) out of the alternator housing (4) | To do so, loosen drive bearing housing (9) with light blows of a rubber hammer from the alternator housing (4). | |
8 | Detach drive bearing housing (9) from the drive bearing-retainer plate (12) by unscrewing the bolts (6) | | |
9 | Remove rotor (13) with the drive bearing (11) and slip ring bearing (15) out of the drive bearing housing (9) | To do so, slacken the rotor (13) with light blows of a rubber hammer from the alternator housing (9). | |
10 | Check diameter of slip rings on the rotor shaft | If the slip rings are below the minimum value: Replace alternator. | |
11 | Check length of carbon brushes on regulator | If the carbon brushes are below the minimum value: Replace the regulator | |
12 | Remove fitting ring (5) | Ensure fitting ring (5) is correctly seated. | |
13 | Detach drive bearing (11) and slip ring bearing (15) from rotor (13) | Installation: Replace centrifugal separator (14). | |
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14 | Assemble in the reverse order |
Check values for regulator
Number | Designation | Engine | ||
BE15.40-N-1001-02B | Length of carbon brushes | mm | 5.0 | |
BE15.40-N-1002-02B | Diameter of slip ring | mm | 14,4 | |
Alternator
Number | Designation | Engines | ||
BA15.40-N-1002-01C | Nut, belt pulley to alternator | M161.5 | Nm | 90 |
BA15.40-N-1005-01C | Bolt, drive bearing housing to alternator housing | Nm | 5 | |
BA15.40-N-1006-01C | Bolt, cover to alternator housing | Nm | 4 | |
BA15.40-N-1007-01C | Bolt, regulator to alternator housing | M413 | Nm | 2 |
M419 | Nm | 3 | ||
BA15.40-N-1008-01C | Drive bearing housing on drive bearing retainer plate | Nm | 2 | |
BA15.40-N-1014-01C | Nut, cover to terminal B1+ and B2+ for alternator | Nm | 15 | |
126 589 00 34 00
Puller arms
Two-armed puller
000 589 88 33 00
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